Flora of North America species comparison

reddish brown, not flexuous, ridged, glabrous.

dark reddish brown, not flexuous, prominently ridged, glabrous or pubescent.

phyllodic;

phyllode flat, slightly falcate, linear-lanceolate to narrowly oblanceolate, 30–200 × 3–14 mm, venation pinnate, midvein medial, minor veins not obvious, apex acuminate, apiculate, surfaces glabrous;

gland 1, 1–10 mm distal to pulvinus (not obvious, not disciform);

pulvinus 1–3 mm.

phyllodic;

fascicled or whorled;

phyllode quadrangular, straight, linear, acicular, 5–20 × 0.5–1.5 mm, venation parallel, midvein prominent, minor veins not obvious, apex acuminate, sharp-pointed, surfaces mostly glabrous;

gland 1 (usually not obvious, disc-shaped), 3–6 mm distal to leaf base;

pulvinus absent.

globose heads, densely flowered, 5–7 mm diam., in solitary pseudoracemes of 5–9 heads in leaf axils.

cylindrical spikes, densely flowered, 10–45 × 4–7 mm, solitary in leaf axils.

2–5 mm.

2–12 mm.

5-merous, pale yellow to cream;

calyx 0.5–0.9 mm;

corolla 1.2–1.7 mm;

filaments 2.5–3.5 mm;

ovary glabrous.

5-merous, pale yellow;

calyx 0.5–0.8 mm;

corolla 1.1–1.6 mm;

filaments 2.2–3.2 mm;

ovary glabrous.

flattened, linear, 40–160 × 4–7 mm, slightly constricted between seeds.

flattened, linear, 20–90 × 2.7–5 mm, not constricted between seeds.

aril light yellow, nearly encircling seed.

aril light yellow, folded and thickened, forming cap on seed.

= 26.

= 26.